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RDMA/rxe: Implement atomic write completion 

Generate an atomic write completion when the atomic write request
has been finished.

Link: https://lore.kernel.org/r/1669905568-62-3-git-send-email-yangx.jy@fujitsu.com
Signed-off-by: Xiao Yang <yangx.jy@fujitsu.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
This commit is contained in:
Xiao Yang 2022-12-01 14:39:27 +00:00 committed by Jason Gunthorpe
parent 034e285f8b
commit 3aec427bb1
1 changed files with 4 additions and 0 deletions
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4
drivers/infiniband/sw/rxe/rxe_comp.c
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@ -104,6 +104,7 @@ static enum ib_wc_opcode wr_to_wc_opcode(enum ib_wr_opcode opcode)
case IB_WR_LOCAL_INV: return IB_WC_LOCAL_INV;
case IB_WR_REG_MR: return IB_WC_REG_MR;
case IB_WR_BIND_MW: return IB_WC_BIND_MW;
case IB_WR_ATOMIC_WRITE: return IB_WC_ATOMIC_WRITE;
default:
return 0xff;
@ -269,6 +270,9 @@ static inline enum comp_state check_ack(struct rxe_qp *qp,
if ((syn & AETH_TYPE_MASK) != AETH_ACK)
return COMPST_ERROR;
if (wqe->wr.opcode == IB_WR_ATOMIC_WRITE)
return COMPST_WRITE_SEND;
fallthrough;
/* (IB_OPCODE_RC_RDMA_READ_RESPONSE_MIDDLE doesn't have an AETH)
*/